| Crassispira nigrescens | |
|---|---|
| |
| Shell of Crassispira nigrescens (specimen in MNHN, Paris) | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Superfamily: | Conoidea |
| Family: | Pseudomelatomidae |
| Genus: | Crassispira |
| Species: | C. nigrescens
|
| Binomial name | |
| Crassispira nigrescens (C. B. Adams, 1845)
| |
| Synonyms[1] | |
| |
Crassispira nigrescens is a species of small predatory sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, .[1]
The length of the blackish, brown shell attains 8.5 mm. The shell contains 8 whorls, showing a beaded sculpture. The outer lip is very thick. The sinus is not very deep. The siphonal canal is very short.[2]
This marine species occurs in the West Indies.
